Important: VAERS reports alone cannot determine if a vaccine caused an adverse event. Reports may contain incomplete, inaccurate, or unverified information. Correlation does not equal causation.
939 adverse event reports (+3% vs 2024)
In 2025, 939 adverse event reports were filed for Meningococcal B (Trumenba) in VAERS. This represents 8.3% of all 11,323 reports for this vaccine.
Of these reports, 2 mentioned death, 12 involved hospitalization, 100 required ER visits, and 4 reported disability.
Compared to the average of 979 reports per year for this vaccine, 2025 was below average (-4%).
In 2025, reporting for Meningococcal B (Trumenba) was within typical ranges. As always, VAERS data reflects reports filed, not confirmed adverse events. Trends should be interpreted alongside vaccination volume and population health data.
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.